CN204768721U - Pure looks cobaltosic oxide's of synthetic preparation of liquid phase apparatus for producing - Google Patents
Pure looks cobaltosic oxide's of synthetic preparation of liquid phase apparatus for producing Download PDFInfo
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- CN204768721U CN204768721U CN201520501698.5U CN201520501698U CN204768721U CN 204768721 U CN204768721 U CN 204768721U CN 201520501698 U CN201520501698 U CN 201520501698U CN 204768721 U CN204768721 U CN 204768721U
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- feed pipe
- inlet pipe
- pipe
- alkali lye
- oxidant
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Abstract
The utility model relates to a pure looks cobaltosic oxide's of synthetic preparation of liquid phase apparatus for producing, the oxidant inlet pipe, cobalt liquid inlet pipe and alkali lye inlet pipe all are on a parallel with reation kettle axon line and are vertical direction height -adjustable to stretch into reation kettle internal, the oxidant inlet pipe, cobalt liquid inlet pipe and alkali lye inlet pipe are apart from the internal wall 5 -50 of reation kettle centimetre, the lower mouth of pipe of cobalt liquid inlet pipe and the lower mouth of pipe of alkali lye inlet pipe are higher than the lower mouth of pipe of oxidant inlet pipe, the oxidant inlet pipe, 0 -60 degree contained angle is personally submitted with the level in the plane that the low tube degree of lip -rounding of cobalt liquid inlet pipe and alkali lye inlet pipe tee pipe becomes, the height of stirring rake is in the oxidant inlet pipe, in the lower mouth of pipe of cobalt liquid inlet pipe and alkali lye inlet pipe tee pipe between the high and minimum mouth of pipe horizontal plane. Its simple structure, the simple operation obtains pure nature cobaltosic oxide because of reaction rate change product changes thereupon at cobaltosic oxide in process of production.
Description
Technical field
The utility model relates to a kind of cobaltosic oxide production equipment, is the process units that a kind of liquid phase synthesis prepares pure phase cobaltosic oxide specifically.
Background technology
In the generative process of cobaltosic oxide, in the reaction that preparation cobalt liquid and preparation alkali lye are oxidized at blowing air, because the intensity of reactive site oxidation is different, the cobalt oxide generated forms difference: a kind of shaping loose, the jolt ramming and the pine that affect particle fill on the low side, and specific surface is higher, and these material are as made lithium battery, battery compacting will be affected, thus reduce battery containing electricity.Another kind of shaping crystallization, comprises during this grain forming or the more sodium of crystallization, by XRD analysis still containing hydroxy cobalt oxide, does not meet customer requirement.
Summary of the invention
The utility model is intended providing a kind of structure simple, and simple operation, at cobaltosic oxide, because of reaction rate change, product changes the process units obtaining pure property cobaltosic oxide thereupon in process of production
The technical solution adopted in the utility model is: a kind of liquid phase synthesis prepares the process units of pure phase cobaltosic oxide, comprise reaction kettle body, oxidant feed pipe, cobalt liquid feed pipe, alkali lye feed pipe and paddle, reaction kettle body is provided with overfall, described oxidant feed pipe, cobalt liquid feed pipe and alkali lye feed pipe are all parallel to reaction kettle body axis and stretch in reaction kettle body, oxidant feed pipe, cobalt liquid feed pipe and alkali lye feed pipe distance reaction kettle body inwall 5-50 centimetre, the lower nozzle of cobalt liquid feed pipe and the lower nozzle of alkali lye feed pipe are higher than the lower nozzle of oxidant feed pipe, oxidant feed pipe, the plane of the lower nozzle formation of cobalt liquid feed pipe and alkali lye feed pipe three pipe is horizontal by 0-60 degree angle, the height of paddle is in oxidant feed pipe, between mouth of pipe horizontal plane high and minimum in the lower nozzle of cobalt liquid feed pipe and alkali lye feed pipe three pipe.
Further, described oxidant feed pipe, cobalt liquid feed pipe and alkali lye feed pipe three are managed and are projected as equilateral triangle in the horizontal plane.
Further, the described equilateral triangle length of side is the 0.5-0.8 of reactor diameter.
Further, the 0.35-0.45 of described paddle blade length and reactor radius.
Again further, the lower nozzle of described cobalt liquid feed pipe is positioned at 0-25cm on stirring, and the lower nozzle of alkali lye feed pipe is positioned at 0-40cm on stirring, and air feed pipe is positioned at 0-60cm under stirring.
React and sent into by oxidant feed pipe, cobalt liquid feed pipe and alkali lye feed pipe, stir, kettle diameter relatively concrete, take into account the adjustment of reaction key element simultaneously, produce the product met.Cobalt chloride solution first carries out degree of depth oil removal treatment, is configured to the cobalt liquor needing concentration, adds additive in proportion, react in special reactor with liquid caustic soda, pass into air and be oxidized, by controlling reaction rate, control particles generation environment, thus produce the cobaltosic oxide of pure phase.
The plane formed by regulating the lower nozzle of three feed pipes and horizontal plane angle, in conjunction with the adjustment of the relative distance of control three feed pipes distance and still wall, preparation pure phase obtains cobaltosic oxide, oxidation completely, grain forming is better, and particle jolt ramming >=2.8g/ ㎝ 3, pine dress >=1.7g/ ㎝ 3, sodium≤0.030%, cobalt content >=69.5%, particle are spherical.The utility model operating process is easy, production efficiency is high, labor strength is little.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
In figure: reaction kettle body 1, oxidant feed pipe 2, cobalt liquid feed pipe 3, alkali lye feed pipe 4, overfall 5, paddle 6.
Detailed description of the invention
Be described further below in conjunction with drawings and Examples.
Shown in Fig. 1: the process units that a kind of liquid phase synthesis prepares pure phase cobaltosic oxide comprises reaction kettle body 1, oxidant feed pipe 2, cobalt liquid feed pipe 3, alkali lye feed pipe 4 and paddle 6, reaction kettle body 1 is provided with overfall 5, oxidant feed pipe 2, cobalt liquid feed pipe 3 and alkali lye feed pipe 4 are all parallel to reaction kettle body 1 axis and stretch in reaction kettle body 1, oxidant feed pipe 2, cobalt liquid feed pipe 3 and alkali lye feed pipe 4 are apart from reaction kettle body 1 inwall 5-50 centimetre, the lower nozzle of cobalt liquid feed pipe 3 and the lower nozzle of alkali lye feed pipe 4 are higher than the lower nozzle of oxidant feed pipe 2, oxidant feed pipe 2, the plane of the lower nozzle formation of cobalt liquid feed pipe 3 and alkali lye feed pipe 4 three pipe is horizontal by 0-60 degree angle, the height of paddle 6 is in oxidant feed pipe 2, between mouth of pipe horizontal plane high and minimum in the lower nozzle of cobalt liquid feed pipe 3 and alkali lye feed pipe 4 three pipe.Oxidant feed pipe, cobalt liquid feed pipe and alkali lye feed pipe three are managed and are projected as equilateral triangle in the horizontal plane.The equilateral triangle length of side is the 0.5-0.8 of reactor diameter.The 0.35-0.45 of paddle blade length and reactor radius.The lower nozzle of cobalt liquid feed pipe is positioned at 0-25cm on paddle, and the lower nozzle of alkali lye feed pipe is positioned at 0-40cm on paddle, and air feed pipe is positioned at 0-60cm under paddle.
The inwall of reaction kettle body 1 can be evenly equipped with multiple vertically disposed baffle plate, for corresponding stirring arm wake turbulence, improve reaction efficiency.
Claims (5)
1. a liquid phase synthesis prepares the process units of pure phase cobaltosic oxide, comprise reaction kettle body, oxidant feed pipe, cobalt liquid feed pipe, alkali lye feed pipe and paddle, reaction kettle body is provided with overfall, it is characterized in that: described oxidant feed pipe, cobalt liquid feed pipe and alkali lye feed pipe be all parallel to reaction kettle body axis in vertical direction height adjustable stretch in reaction kettle body, oxidant feed pipe, cobalt liquid feed pipe and alkali lye feed pipe distance reaction kettle body inwall 5-50 centimetre, the lower nozzle of cobalt liquid feed pipe and the lower nozzle of alkali lye feed pipe are higher than the lower nozzle of oxidant feed pipe, oxidant feed pipe, the plane of the lower nozzle formation of cobalt liquid feed pipe and alkali lye feed pipe three pipe is horizontal by 0-60 degree angle, the height of paddle is in oxidant feed pipe, between mouth of pipe horizontal plane high and minimum in the lower nozzle of cobalt liquid feed pipe and alkali lye feed pipe three pipe.
2. a kind of liquid phase synthesis according to claim 1 prepares the process units of pure phase cobaltosic oxide, it is characterized in that: described oxidant feed pipe, cobalt liquid feed pipe and alkali lye feed pipe three are managed and be projected as equilateral triangle in the horizontal plane.
3. a kind of liquid phase synthesis according to claim 2 prepares the process units of pure phase cobaltosic oxide, it is characterized in that: the described equilateral triangle length of side is the 0.5-0.8 of reactor diameter.
4. a kind of liquid phase synthesis according to claim 1 prepares the process units of pure phase cobaltosic oxide, it is characterized in that: the 0.35-0.45 of described paddle blade length and reactor radius.
5. a kind of liquid phase synthesis according to claim 1 prepares the process units of pure phase cobaltosic oxide, it is characterized in that: the lower nozzle of described cobalt liquid feed pipe is positioned at 0-25cm on stirring, the lower nozzle of alkali lye feed pipe is positioned at 0-40cm on stirring, and air feed pipe is positioned at 0-60cm under stirring.
Priority Applications (1)
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CN201520501698.5U CN204768721U (en) | 2015-07-13 | 2015-07-13 | Pure looks cobaltosic oxide's of synthetic preparation of liquid phase apparatus for producing |
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CN201520501698.5U CN204768721U (en) | 2015-07-13 | 2015-07-13 | Pure looks cobaltosic oxide's of synthetic preparation of liquid phase apparatus for producing |
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CN204768721U true CN204768721U (en) | 2015-11-18 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107128980A (en) * | 2017-06-27 | 2017-09-05 | 荆门市格林美新材料有限公司 | The fast preparation method and system of a kind of cobaltosic oxide |
-
2015
- 2015-07-13 CN CN201520501698.5U patent/CN204768721U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107128980A (en) * | 2017-06-27 | 2017-09-05 | 荆门市格林美新材料有限公司 | The fast preparation method and system of a kind of cobaltosic oxide |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: 225400 No. 8 Binjiang North Road, Taixing Economic Development Zone, Jiangsu Patentee after: Grammy (Jiangsu) cobalt industry Limited by Share Ltd Address before: 225400 Taixing Economic Development Zone, Jiangsu, Binjiang, North Road, No. 8, No. Patentee before: Jiangsu Cobalt Nickel Metal Co., Ltd. |
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CP03 | Change of name, title or address |